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HomeMy WebLinkAboutR-398002CITY OF RENTON PERVIOUS CONCRETE PAVEMENT SPECIFICATIONS (APWA GSP 5-06.SA) 5-06 PERVIOUS CONCRETE PAVEMENT E 00 n L a N a 0 E 0 w 0 U N U 0 cn -0 i C N 1-0 U; CD i z E 0 0 a CD N a 0 T C a E 0 U / w Li w Ld w 0 0 U 17 5-06.1 DESCRIPTION THIS WORK SHALL CONSIST OF CONSTRUCTING A PERVIOUS CEMENTITIOUS PAVEMENT COMPOSED OF PORTLAND CEMENT CONCRETE ON A PREPARED SUBGRADE OR SUBBASE IN ACCORDANCE WITH THESE SPECIFICATIONS AND IN CONFORMITY WITH THE LINES GRADES, THICKNESSES, AND TYPICAL CROSS -SECTIONS SHOWN IN THE PLANS OR ESTABLISHED BY THE ENGINEER. 5-06.2 MATERIALS MATERIALS SHALL MEET THE REQUIREMENTS OF THE FOLLOWING SECTIONS: PORTLAND CEMENT 9-01 AGGREGATES FOR PORTLAND CEMENT CONCRETE 9-03.1 PREMOLDED JOINT FILLER FOR EXPANSION JOINTS 9-04.1(2) CURING MATERIALS AND ADMIXTURES 9-23 WATER 9-25 HYDRATION STABILIZING ADMIXTURES SHALL CONFORM TO THE REQUIREMENTS OF SECTION 9-23.6(3) OR 9-23.6(5). SYNTHETIC FIBERS FOR CONCRETE WHEN SPECIFIED SYNTHETIC FIBERS TO BE INCLUDED IN THE MIX FOR PORTLAND CEMENT CONCRETE SHALL CONFORM TO THE REQUIREMENTS OF ASTM D 7508/7508M. 5-06.3 CONSTRUCTION REQUIREMENTS 5-06.3(1) PERVIOUS CONCRETE PRECONSTRUCTION MEETING PRIOR TO THE START OF CONSTRUCTION OF THE PERVIOUS CONCRETE PAVEMENT SECTION, INCLUDING EXCAVATION OF THE PAVEMENT SECTION, THE CONTRACTOR SHALL COORDINATE, SCHEDULE AND ATTEND A PRECONSTRUCTION MEETING FOR THE PERVIOUS CONCRETE PAVEMENT. THE FOLLOWING ARE REQUIRED TO ATTEND THE MEETING: 1. CONTRACTING AGENCY REPRESENTATIVE. 2. GENERAL CONTRACTOR'S REPRESENTATIVE(S). 3. ENGINEER OF RECORD FOR THE PERVIOUS CONCRETE PAVEMENT. 4. CONCRETE PLACEMENT LEAD PERSON(S). 5. ASSOCIATED SUBCONTRACTOR'S REPRESENTATIVE. 6. PERVIOUS CONCRETE SUPPLIER'S REPRESENTATIVE. 7. MATERIAL TESTING LABORATORY'S REPRESENTATIVE. THE MEETING SHALL COVER ALL ASPECTS OF THE WORK INCLUDING, BUT NOT LIMITED TO: 1. SUBMITTALS. 2. SHORT AND LONG TERM SCHEDULE. 3. INSPECTION OF THE WORK. 4. PROTECTION OF THE WORK. 5. PERVIOUS CONCRETE PLACEMENT. 6. CURING. 7. MATERIALS. 8. SPECIFICATIONS. 9. TESTING. 10. TEST PANEL AND JMF. 11. ACCEPTANCE CRITERIA. 5-06.3(2) PERVIOUS CONCRETE MIX DESIGN THE CONTRACTOR SHALL PROVIDE A MIX DESIGN FOR PERVIOUS CONCRETE AND SHALL SUBMIT THE MIX DESIGN TO THE ENGINEER IN WRITING. PERVIOUS CONCRETE SHALL NOT BE PLACED IN THE TEST PANELS WITHOUT A MIX DESIGN THAT HAS BEEN REVIEWED AND ACCEPTED BY THE ENGINEER. 5-06.3(2)A MIX DESIGN CRITERIA THE CONTRACTOR SHALL INCLUDE THE FOLLOWING ELEMENTS AND RESULTS OF THE DESCRIBED PROCEDURES IN THE PROPOSED MIX DESIGN: 1. A UNIQUE IDENTIFICATION NUMBER FOR THE MIX DESIGN THAT IS APPROVED FOR THE JOB MIX FORMULA (JMF). 2. PORTLAND CEMENT SHALL BE TYPE I, TYPE 11, TYPE 1-11 TYPE IP, OR TYPE IS. 3. THE CEMENTITIOUS CONTENT, INCLUDING POZZOLANS IF USED, SHALL BE A MINIMUM OF 480 POUNDS PER CUBIC YARD. 4. THE MIX SHALL INCORPORATE A HYDRATION STABILIZING ADMIXTURE. 5. SYNTHETIC MICROFIBERS MAY BE UTILIZED AT THE MANUFACTURER'S RECOMMENDED DOSAGE RATE. 6. THE WATER / CEMENT RATIO SHALL NOT EXCEED 0.35. 7. NO MORE THAN 25 PERCENT OF PORTLAND CEMENT IN THE MIX, BY WEIGHT, MAY BE REPLACED BY FLY ASH, GROUND GRANULATED BLAST FURNACE SLAG, OR A COMBINATION OF BOTH. 8. COARSE AGGREGATE SHALL CONFORM TO SECTION 9-03.1(4), AASHTO GRADING NO.8. 5-06.3(2)B JOB MIX FORMULA (JMF) THE APPROVED MIX DESIGN ESTABLISHED THROUGH THE APPROVED TEST PANEL BECOMES THE JMF. 5-06.3(3) SUBMITTALS IN ACCORDANCE TO SECTION 1-05.3, THE CONTRACTOR SHALL SUBMIT THE FOLLOWING ITEMS TO THE ENGINEER FOR ACCEPTANCE PRIOR TO PLACING ANY PERVIOUS CONCRETE PAVEMENT: 5-06.3(4) EQUIPMENT EQUIPMENT NECESSARY FOR HANDLING MATERIALS, MIXING, DELIVERING, AND PERFORMING ALL PARTS OF THE WORK, SHALL BE IN GOOD REPAIR, DESIGNED FOR THE TASK, AND OPERATED BY TRAINED AND QUALIFIED PERSONNEL. 5-06.3(4)A BATCHING PLANT AND EQUIPMENT PERVIOUS CONCRETE SHALL BE CENTRALLY MIXED IN A PLANT WITH A CURRENT NRMCA CERTIFICATION. 5-06.3(4)B MIXER TRUCKS PERVIOUS CONCRETE SHALL BE TRANSPORTED TO THE LOCATION BY TRUCK MIXERS, NON -AGITATING TRUCKS SHALL NOT BE USED FOR THE TRANSPORT OF PERVIOUS CONCRETE. THE DRUMS ON MIXER TRUCKS USED TO TRANSPORT PERVIOUS CONCRETE SHALL HAVE FINS THAT ARE NOT EXCESSIVELY WORN, DAMAGED OR HAVE EXCESSIVE CONCRETE BUILDUP. MIXER TRUCKS SHALL HAVE A CURRENT NRMCA CERTIFICATION. 5-06.3(4)C SIDE FORMS PERVIOUS CONCRETE SHALL BE PLACED IN STATIONARY FORMS. IF PERVIOUS CONCRETE IS TO BE PLACED AGAINST A CURB, PREVIOUSLY PLACED CONCRETE, OR OTHER EXISTING STRUCTURE, THEY MAY BE USED AS A SIDE FORM FOR THE PERVIOUS CONCRETE PAVING. FORMS FOR PERVIOUS CONCRETE SHALL BE MADE OF STEEL OR WOOD AND SHALL BE IN GOOD CONDITION, AND SHALL BE CAPABLE OF BEING ANCHORED IN PLACE SO THAT THEY WILL BE TRUE TO GRADE, LINE AND SLOPE. FORMS SHALL BE SUFFICIENTLY RIGID TO MAINTAIN SPECIFIED TOLERANCES AND CAPABLE OF SUPPORTING CONCRETE AND MECHANICAL CONCRETE PLACING EQUIPMENT. FORMS SHALL BE IN GOOD CONDITION, STRAIGHT, CLEAN, FREE OF DEBRIS, NON -ADHERENT RUST AND HARDENED CONCRETE. SET, ALIGN, AND BRACE FORMS SO THAT THEY HARDENED PAVEMENT MEETS THE LINES, GRADES AND SLOPES AS SHOWN IN THE DRAWINGS. APPLY FORM -RELEASE AGENT TO THE FORM FACE, WHICH WILL BE IN CONTACT WITH CONCRETE, IMMEDIATELY BEFORE PLACING CONCRETE. FORM RELEASE AGENT SHALL NOT BE APPLIED TO PREVIOUSLY PLACED CONCRETE. PREVIOUSLY PLACED PAVEMENT SHALL BE PROTECTED FROM DAMAGE. THE CONTRACTOR SHALL INSPECT ALL FORMS FOR LINE, GRADE AND SLOPE. NO PERVIOUS CONCRETE SHALL BE PLACED UNTIL THE FORMS HAVE BEEN INSPECTED BY THE ENGINEER. 5-06.3(4)D FINISHING EQUIPMENT FINISHING EQUIPMENT FOR PERVIOUS CONCRETE PAVING SHALL BE DESIGNED FOR THE INTENDED WORK, SHALL BE CLEAN AND IN GOOD OPERATING CONDITION. PERVIOUS CONCRETE THAT IS IMPROPERLY CURED OR IS ALLOWED TO FREEZE DURING THE INITIAL SEVEN (7) DAY CURING PERIOD WILL BE REJECTED. PERVIOUS CONCRETE PAVEMENT THAT DOES NOT MEET THE ACCEPTANCE CRITERIA PUT FORTH IN SECTION 5-06.3(6) WILL BE REJECTED BY THE ENGINEER ON A LOT BY LOT BASIS. DURING THE REMOVAL PROCESS OF THE REJECTED PAVEMENT, THE CONTRACTOR SHALL IMPLEMENT MEASURES TO PROTECT THE ADJACENT PERVIOUS CONCRETE PAVEMENT TO REMAIN. IF PERVIOUS CONCRETE PAVEMENT BECOMES DAMAGED BY THE CONTRACTOR DURING REMOVAL OF THE REJECTED PAVEMENT THEN ADDITIONAL PAVEMENT AREAS MAY BE REJECTED BY THE ENGINEER TO THE NEXT PLANNED JOINT. FRESH PERVIOUS CONCRETE THAT HAS BEEN REJECTED BY THE ENGINEER, OR THE CONTRACTOR, SHALL NOT BE PLACED, OR SHALL BE REMOVED AND REPLACED, AT NO ADDITIONAL COST. 5-06.3(8) MIXING PERVIOUS CONCRETE BATCH, MIX AND DELIVER PERVIOUS CONCRETE IN COMPLIANCE WITH ASTM C94/C94M EXCEPT THAT PERVIOUS CONCRETE SHALL NOT BE TRANSIT MIXED OR SHRINK MIXED. IF WATER IS ADDED TO THE MIX AFTER IT IS DELIVERED ON SITE, THE FRESH DENSITY FOR THE PERVIOUS CONCRETE SHALL MEET THE REQUIREMENTS OF THE APPROVED JMF REFERENCED IN THIS SECTION. 5-06.3(8)A LIMITATIONS OF MIXING PERVIOUS CONCRETE MIXING AND PLACING CONCRETE SHALL BE DISCONTINUED WHEN A DESCENDING AIR TEMPERATURE IN THE SHADE AWAY FROM ARTIFICIAL HEAT REACHES 40' F AND SHALL NOT BE RESUMED UNTIL AN ASCENDING AIR TEMPERATURE IN THE SHADE AND AWAY FROM ARTIFICIAL HEAT REACHES 40° F. THE TEMPERATURE OF FRESH PERVIOUS CONCRETE SHALL NOT BE LESS THAN 55° F, NOR MORE THAN 90° F WHEN PLACED. PERVIOUS CONCRETE SHALL NOT BE MIXED WITH AGGREGATES AT LESS THAN 32° F. 5-06.3(9) SUBGRADE PREPARATION AND SUBBASE PREPARE AND PROTECT SUBGRADE IN ACCORDANCE WITH SECTION 2-06. EQUIPMENT USED FOR STRIKING OFF THE PERVIOUS CONCRETE SHALL LEAVE A SMOOTH SURFACE AT THE PLANNED PREPARE AND PROTECT SUBBASE IN ACCORDANCE WITH SECTION 4-04. GRADES AND SHALL NOT CAUSE EXCESS PASTE TO BE LEFT ON, OR DRAWN TO, THE SURFACE. IF ROLLERS OR SPINNING SCREEDS ARE USED TO COMPACT, THEY SHALL BE OF SUFFICIENT WEIGHT AND WIDTH TO COMPACT THE PERVIOUS CONCRETE UNIFORMLY THROUGH ITS DEPTH AND TO GRADE WITHOUT MARRING THE SURFACE. EQUIPMENT 5-06.3(10) PLACING, SPREADING, FINISHING, EDGING, TOLERANCES AND CURING USED FOR COMPACTING PERVIOUS CONCRETE SHALL NOT CAUSE THE SURFACE TO CLOSE OR OTHERWISE CLOG AND PERVIOUS CONCRETE SHALL NOT BE PLACED, COMPACTED OR FINISHED WHEN THE NATURAL LIGHT IS INADEQUATE, SHALL PRODUCE A SURFACE THAT IS FREE OF RIDGES OR OTHER IMPERFECTIONS. TOOLS USED FOR PRODUCING UNLESS AN ADEQUATE LIGHTING SYSTEM IS IN OPERATION. THE ADEQUACY OF LIGHT WILL BE DETERMINED BY THE JOINTS SHALL BE DESIGNED AND MANUFACTURED FOR THE PURPOSE AND SHALL NOT OTHERWISE DAMAGE OR MAR THE ENGINEER. SURFACE. WET THE SURFACE OF THE SUBBASE WITH WATER IMMEDIATELY BEFORE PLACING PERVIOUS CONCRETE. DEPOSIT VIBRATING EQUIPMENT SHALL NOT BE USED FOR PLACEMENT OR COMPACTION OF PERVIOUS CONCRETE. CONCRETE EITHER DIRECTLY FROM THE TRANSPORTING EQUIPMENT OR BY CONVEYOR ON THE SUBBASE, UNLESS OTHERWISE SPECIFIED. PERVIOUS CONCRETE SHALL NOT BE PLACED ON FROZEN SUBBASE. DEPOSIT CONCRETE 5-06.3(5) MEASURING AND BATCHING MATERIALS BETWEEN THE FORMS TO AN APPROXIMATELY UNIFORM HEIGHT. SPREAD THE CONCRETE USING MECHANIZED EQUIPMENT MEASURING AND BATCHING MATERIALS FOR PERVIOUS CONCRETE PAVEMENT SHALL CONFORM TO THE REQUIREMENTS OF OR HAND TOOLS. VIBRATING EQUIPMENT SHALL NOT BE USED FOR SPREADING PERVIOUS CONCRETE. SECTION 5-05.3(4). 5-06.3(6) ACCEPTANCE FOR ACCEPTANCE, PERVIOUS CONCRETE PAVEMENT WILL BE DIVIDED INTO LOTS AS FOLLOWS: A SINGLE LOT (LOT) IS REPRESENTED BY THE LESSER OF: ONE (1) DAY'S PRODUCTION OR 360 SQUARE YARDS OF PERVIOUS CONCRETE IN PLACE. WHERE THE CONTRACTOR HAS MORE THAN ONE CREW PLACING PERVIOUS CONCRETE, LOTS WILL BE ASSOCIATED WITH EACH CREW. REPRESENTATIVE LOT SIZE WILL BE DETERMINED TO THE NEAREST SQUARE YARD. IF NO SAMPLE IS TAKEN ON A DAY, THAT DAY'S QUANTITIES MAY BE INCLUDED IN THE NEXT OR PREVIOUS DAY'S LOT(S). THE ENGINEER MAY ISOLATE AN AREA OF PERVIOUS CONCRETE WITHIN A LOT THAT IS DEEMED TO BE DEFECTIVE IN ANY WAY AND SUCH AN AREA WILL BE CONSIDERED TO BE A NEW LOT FOR PURPOSES OF ACCEPTANCE. NEW LOTS DETERMINED IN THIS MANNER SHALL BE EXTENDED AS NECESSARY SUCH THAT THEY ARE BOUNDED BY PLANNED JOINTS. ACCEPTANCE OF A LOT OF PERVIOUS CONCRETE PAVEMENT WILL BE BASED ON THE FOLLOWING CRITERIA: STRIKE OFF CONCRETE BETWEEN FORMS USING A FORM -RIDING PAVING MACHINE, ROLLER SCREED, OR SPINNING SCREED. COMPACT CONCRETE TO A UNIFORMLY DENSE STRUCTURE WITHOUT CLOGGING THE SURFACE WITH PASTE. FINISH THE PERVIOUS CONCRETE TO A UNIFORM, OPEN -TEXTURED SURFACE TO MATCH THE APPEARANCE OF THE APPROVED JMF TEST PANEL. EDGES SHALL BE HAND TOOLED TO A RADIUS OF % INCH. CI IRIN(; kAATFRIAI C FnP PFR\/Inl IC r r1Nr RFTF CNAI I RF IN PI Ar F Mr) kAnRF THAN M KAINI ITFC r)F nlgr HAR(;F r)NTn THE SUBBASE. THE PAVEMENT SURFACE AND ALL EXPOSED EDGES SHALL BE COMPLETELY COVERED WITH SHEET FAILURE TO INSTALL ACCEPTABLE TEST PANEL(S) OF PERVIOUS CONCRETE WILL INDICATE AN UNAPPROVED TEST PANEL(S) AND REQUIRE NEW TEST PANEL(S) FOR REVIEW. THE COMPLETED AND APPROVED TEST PANEL(S) SHALL ESTABLISH THE JMF. THE APPROVED TEST PANEL SHALL MEET THE REQUIREMENTS OF SECTION 5-03.3(6). UPON SUCCESSFUL COMPLETION OF THE INFILTRATION TEST, UNLESS OTHERWISE DETERMINED BY THE ENGINEER, THREE (3), CORES WILL BE CUT IN ACCORDANCE WITH ASTM C42 AND WILL BE USED TO VALIDATE THE MIX DESIGN UNDER THE ACCEPTANCE CRITERIA OF SECTION 5-06.3(6). CORES SHALL BE TAKEN AT THE SAME LOCATION WHERE THE INFILTRATION TEST WAS CONDUCTED. THE AVERAGE HARDENED DENSITY OF THE CORES SHALL BE THE HARDENED DENSITY USED FOR THE JMF. THE HARDENED DENSITY OF EACH CORE USED FOR DETERMINING THE JMF SHALL BE WITHIN FIVE (5) PERCENT OF THE MEAN VALUE OF THE THREE CORES. CORE HOLES SHALL BE FILLED BY THE CONTRACTOR WITH PERVIOUS CONCRETE MEETING THE PROPOSED JMF AND SHALL MATCH ADJACENT PAVEMENT COLOR, TEXTURE AND GRADE. THE COMPLETED AND ACCEPTED TEST PANELS SHALL BE MAINTAINED AND PROTECTED THROUGHOUT THE DURATION OF THE WORK AND MAY NOT BE DEMOLISHED AND DISPOSED OF WITHOUT WRITTEN PERMISSION FROM THE ENGINEER. IF THE TEST PANEL(S) IS INCORPORATED INTO THE WORK, IT SHALL REMAIN IN PLACE ACCEPTED AS A SINGLE LOT. 5-06.3(11) JOINTS CONSTRUCT JOINTS AT THE LOCATIONS, DEPTHS AND WITH HORIZONTAL DIMENSIONS INDICATED ON PLANS UNLESS NOTED OTHERWISE IN THIS SECTION. JOINTS SHALL BE OF THREE (3) TYPES: CONSTRUCTION, CONTRACTION, ISOLATION. CONSTRUCTION JOINTS SHALL BE FORMED AT THE END OF A DAY'S WORK OR WHEN NECESSARY TO STOP PRODUCTION FOR ANY REASON. CONTRACTION JOINTS SHALL BE USED TO CONTROL RANDOM CRACKING. ISOLATION JOINTS SHALL BE USED WHERE THE PERVIOUS CONCRETE ABUTS EXISTING FACILITIES OR WHERE SHOWN ON THE PLANS. 5-06.3(11)A CONSTRUCTION JOINTS CONSTRUCTION JOINTS SHALL BE LOCATED AT THE LOCATION OF A PLANNED CONTRACTION OR ISOLATION JOINT. CONSTRUCTION JOINTS ARE TO BE FORMED BY PLACING A HEADER BETWEEN THE FORMS, AT RIGHT ANGLES, TO THE FULL DEPTH OF THE FINISHED PERVIOUS CONCRETE, AND SET TO THE HEIGHT OF THE FORMS. PERVIOUS CONCRETE SHALL BE PLACED AGAINST THE HEADER AND COMPACTED AND FINISHED AS NORMAL, INCLUDING EDGING. THE HEADER SHALL REMAIN IN PLACE UNTIL PAVING RESUMES. 5-06.3(11)B CONTRACTION JOINTS CONTRACTION JOINTS (TRANSVERSE AND LONGITUDINAL) SHALL BE CONSTRUCTED AT THE LOCATIONS AND INTERVALS SHOWN IN THE CONTRACT. CONTRACTION JOINTS SHALL BE A DEPTH OF 1/3 THE THICKNESS OF THE PERVIOUS CONCRETE PAVEMENT SECTION AND HAVE A WIDTH OF NO MORE THAN 1/4 INCH. CONTRACTION JOINTS SHALL NOT BE SAW CUT UNLESS SPECIFICALLY NOTED ON THE PLANS. SAW CUT JOINTS SHALL HAVE A MINIMUM WIDTH OF 1/8 INCH. PLASTIC FORMED CONTRACTION JOINTS SHALL BE TOOLED ON BOTH SIDES OF THE JOINT WITH A RADIUS OF INCH. TOOL JOINT TO THE DEPTH AND WIDTH IN FRESH CONCRETE IMMEDIATELY AFTER THE CONCRETE IS COMPACTED. 5-06.3(11)C ISOLATION JOINTS ISOLATION JOINTS SHALL BE PLACED WHERE THE PERVIOUS CONCRETE ABUTS EXISTING STRUCTURES OR WHERE SHOWN ON THE PLANS. ISOLATION JOINTS SHALL CONTINUE THROUGH THE DEPTH OF THE PERVIOUS CONCRETE USING A 3/8 INCH PREMOLDED JOINT FILLER MEETING THE REQUIREMENTS OF SECTION 9-04.1(2). ISOLATION JOINTS MAY BE FORMED BY FORMING A CONSTRUCTION JOINT AND AFFIXING THE PREMOLDED JOINT FILLER AGAINST ONE SIDE OF THE JOINT AND PLACING FRESH PERVIOUS CONCRETE AGAINST IT. ISOLATION JOINTS AND FILLER SHALL BE FLUSH WITH THE SURROUNDING PERVIOUS CONCRETE AND SHALL NOT DEVIATE FROM THE ACCEPTANCE CRITERIA FOR SMOOTHNESS AS SHOWN IN SECTION 5-06.3(6). THE EDGE OF THE PERVIOUS CONCRETE ADJACENT THE PREMOLDED JOINT FILLER SHALL BE HAND TOOLED WITH A i% INCH RADIUS. 5-06.3(12) COLD WEATHER WORK WHEN CONCRETE IS BEING PLACED AND THE AMBIENT AIR TEMPERATURE IS EXPECTED TO DROP BELOW 35° F DURING THE DAY OR NIGHT, THE CONTRACTOR SHALL PROTECT THE CONCRETE FROM FREEZING. THE CONTRACTOR SHALL SUBMIT FOR APPROVAL A COLD WEATHER PLAN PRIOR TO PLACING CONCRETE WHEN AMBIENT AIR TEMPERATURE BELOW 35° F IS ANTICIPATED, OR WHEN REQUESTED BY THE ENGINEER. WHEN A COLD WEATHER PLAN IS REQUIRED, PERVIOUS CONCRETE SHALL NOT BE PLACED WITHOUT AN APPROVED COLD WEATHER PLAN. 1. GRADE: CONFORM TO THE DIMENSIONS, LINES, SLOPES AND GRADES SPECIFIED ON THE PLANS. PERVIOUS CURING MATERIALS CONFORMING TO SECTION 9-23.1. THE CURING MATERIAL SHALL SECURED AT ALL EXTERIOR EDGES UNDER THE COLD WEATHER PLAN, THE CONTRACTOR SHALL, PROVIDE A SUFFICIENT SUPPLY OF STRAW, HAY, BLANKETS, CONCRETE PAVEMENT SHALL BE TRUE TO PLANNED GRADES AND SHALL NOT DEVIATE FROM GRADE MORE THAN Y4 INCH AND INTERIOR LAPS WITHOUT DAMAGING THE PERVIOUS CONCRETE. THE METHOD OF SECURING THE CURING MATERIAL OR OTHER SUITABLE BLANKETING MATERIAL AND SPREAD IT OVER THE PAVEMENT TO A SUFFICIENT DEPTH TO PREVENT IN TEN (10) FEET. WHERE ABUTTING EXISTING FACILITIES SUCH AS SIDEWALKS, WALKWAYS, CURBS, DRIVEWAYS OR SHALL PREVENT WIND FROM REMOVING THE SHEET AND FROM BLOWING UNDER THE SHEET ACROSS THE SURFACE OF FREEZING OF THE CONCRETE. THE BLANKET MATERIAL SHALL BE PLACED ON TOP OF THE SHEET CURING MATERIALS OTHER PAVEMENTS, THE PERVIOUS CONCRETE SHALL BE FLUSH. THE CONCRETE. CURE THE PAVEMENT FOR A MINIMUM OF SEVEN (7) UNINTERRUPTED DAYS. AND COVERED WITH A LAYER OF BURLAP OR PLASTIC SHEETING, WEIGHTED OR ANCHORED TO PREVENT THE WIND 2. CONFORMANCE TO JMF: THE PERVIOUS CONCRETE PAVEMENT USED SHALL CONFORM TO THE MIX DESIGN FOR THE FROM DISPLACING THE INSULATION. AT NO TIME DURING THE CURING PERIOD SHALL THE TEMPERATURE OF THE JMF WITHIN THE LIMITS AS SET FORTH IN SECTION 6-02.3(5)C AND AS DETERMINED FROM THE ACCEPTED TEST PANEL. ALL TRAFFIC (FOOT AND VEHICULAR), STAGING, STOCKPILING OR OTHER WORK SHALL BE KEPT OFF OF THE PERVIOUS PERVIOUS CONCRETE BE ALLOWED TO DROP BELOW 55° F. THE ENGINEER MAY REQUIRE RECORDING THERMOMETERS 3. COMPACTED THICKNESS AND AVERAGE HARDENED DENSITY: AFTER A MINIMUM OF SEVEN (7) CALENDAR DAYS OF CONCRETE PAVEMENT DURING THE CURING PERIOD. ANY TESTING FOR ACCEPTANCE SHALL NOT OCCUR UNTIL THE END IF DAYTIME TEMPERATURE IS BELOW 50°. THE CURING PERIOD MAY BE EXTENDED BY THE ENGINEER IF THE PERVIOUS CURING, REMOVE AND MEASURE THREE (3) CORES FROM EACH LOT. REMOVE CORES IN ACCORDANCE WITH ASTM OF THE CURING PERIOD. CONCRETE TEMPERATURE HAS BEEN ALLOWED TO DROP BELOW 55° F. C42/C42M. MEASURE THE LENGTH OF EACH CORE IN ACCORDANCE WITH ASTM C1542/1542M. NO SINGLE CORE PROTECT CONCRETE FROM FREEZING AND COLD WEATHER IN ACCORDANCE WITH 5-06.3(12). THE COLD WEATHER PROTECTION SHALL BE MAINTAINED FOR SEVEN (7) DAYS. PERVIOUS CONCRETE THAT HAS FROZEN SHALL BE LESS THAN 3/4 INCH OF THE DESIGN DEPTH ON THE DRAWINGS. THE AVERAGE OF ALL CORES FROM A LOT DURING THIS PERIOD WILL BE REJECTED. SHALL BE WITHIN MINUS 3/8 INCH OF THE DESIGN DEPTH ON THE PLANS. AFTER LENGTH IS MEASURED, MEASURE HARDENED DENSITY OF EACH CORE IN THE LOT IN ACCORDANCE WITH ASTM C1754/C1754M. THE HARDENED DENSITY 5-06.3(10)A CONTRACTOR'S QUALIFICATIONS 5-06.3(13) PROTECTION OF PERVIOUS CONCRETE PAVEMENT FROM A LOT MUST BE WITHIN +/- 5 PERCENT OF THE AVERAGE HARDENED DENSITY OF THE JMF (APPROVED TEST THE CONTRACTOR SHALL EMPLOY NO LESS THAN ONE (1) NATIONAL READY MIXED CONCRETE ASSOCIATION (NRMCA) PANEL). CERTIFIED PERVIOUS CONCRETE CRAFTSMAN FOR EACH CREW, WHO MUST BE ON SITE, OVER -SEEING THE WORK AS PART OF THE CONSTRUCTION STORMWATER POLLUTION PREVENTION PLAN (SWPPP), RAIN RUNOFF, SURFACE WATER 4. INFILTRATION RATE: THE INFILTRATION RATE AT ANY SINGLE TEST POINT SHALL NOT BE LESS THAN 100 INCHES PER DURING ALL PERVIOUS CONCRETE PLACEMENT; OR EMPLOY NO LESS THAN THREE (3) NRMCA CERTIFIED PERVIOUS OF ANY KIND AND SEDIMENT SHALL BE PREVENTED FROM ENTERING THE AREA OF PERVIOUS CONCRETE CONSTRUCTION, HOUR. CONCRETE INSTALLERS PER CREW, WHO MUST BE ON SITE WORKING DURING EACH PERVIOUS CONCRETE PLACEMENT. INCLUDING EXCAVATION, UNTIL THE PERVIOUS CONCRETE APPLICATION HAS CURED, TESTING IS COMPLETED AND 5. FRESH DENSITY: THE FRESH DENSITY OF EACH LOT WILL BE MEASURED BY ASTM C1688 AT THE POINT OF THE MINIMUM NUMBER OF CERTIFIED INDIVIDUALS MUST BE PRESENT ON EACH CREW FOR EVERY PERVIOUS CONCRETE DETERMINED TO MEET SPECIFICATIONS AND THE ADJACENT AREAS THAT SHEET FLOW/DRAIN ONTO THE PERVIOUS PLACEMENT SHALL BE WITHIN +/- FIVE (5) POUNDS PER CUBIC FOOT OF THE FRESH DENSITY DETERMINED FROM PLACEMENT, INCLUDING THE TEST PANEL PLACEMENTS, AND A CERTIFIED INDIVIDUAL MUST BE IN CHARGE OF THE CONCRETE ARE PERMANENTLY STABILIZED FROM EROSION AND PLANTINGS ARE ESTABLISHED. ONCE PAVEMENT IS APPROVED TEST PANEL). PLACEMENT CREW AND PROCEDURES. PLACED, FLOW DIVERSION MEASURES AND PROTECTIVE COVERS SHALL CONTINUALLY BE MAINTAINED UNTIL ADJACENT THE JMF ( ) AREAS ARE PERMANENTLY STABILIZED AND CONCRETE HAS BEEN ACCEPTED. CONSTRUCTION VEHICULAR TRAFFIC SHALL 6. APPEARANCE: THE APPEARANCE OF EACH LOT SHALL BE CONSISTENT WITH THE JMF (APPROVED TEST PANEL). IF, IN THE OPINION OF THE ENGINEER, PERSONNEL USED FOR INSTALLING PERVIOUS CONCRETE ARE UNQUALIFIED, NOT BE ALLOWED ONTO THE PERVIOUS CONCRETE PAVEMENT. THE PERVIOUS CONCRETE PAVEMENT SHALL HAVE A CONSISTENT SURFACE TEXTURE, SHALL NOT BE RAVELED, SHALL INATTENTIVE TO QUALITY, OR UNSAFE, THEY SHALL BE REMOVED OR REASSIGNED FROM INSTALLATION OF PERVIOUS 1. THE SOURCE OF ALL MATERIALS PROPOSED FOR USE IN CONSTRUCTING PERVIOUS CONCRETE PAVEMENT. BE FREE OF RIDGES OR OTHER SURFACE IMPERFECTIONS, SHALL HAVE JOINTS THAT ARE IN THE SPECIFIED LOCATION CONCRETE AT THE WRITTEN REQUEST OF THE ENGINEER. DO NOT OPEN THE PAVEMENT TO VEHICULAR TRAFFIC UNTIL THE CONCRETE HAS CURED FOR AT LEAST SEVEN (7) 2. BATCH WEIGHTS FOR ALL CONSTITUENTS OF ONE (1) CUBIC YARD OF THE PROPOSED PERVIOUS CONCRETE MIX. AND ARE CONSTRUCTED PER SPECIFICATION, AND SHALL BE FREE OF CRACKS. UNINTERRUPTED DAYS, TESTING HAS BEEN COMPLETED, AND THE PAVEMENT HAS BEEN ACCEPTED BY THE ENGINEER. 3. THE SPECIFIC GRAVITY (SSD) OF ALL AGGREGATES TO BE USED IN THE PROPOSED PERVIOUS CONCRETE MIX. 4. THE PROPOSED GRADATION OF COARSE AGGREGATES USED IN PERVIOUS CONCRETE. TESTING FOR ACCEPTANCE WILL BE PERFORMED BY THE ENGINEER. 5. THE DESIGNED VOLUME IN CUBIC FEET OF ALL PROPOSED COMPONENTS FOR 1(ONE) CUBIC YARD OF THE PROPOSED PERVIOUS CONCRETE MIX. 6. THE DESIGN WATER / CEMENT RATIO OF THE PROPOSED MIX DESIGN. 7. THE FRESH DENSITY OF THE PROPOSED PERVIOUS CONCRETE MIXTURE AS DETERMINED BY ASTM C1688. 8. CATALOGUE CUTS AND CERTIFICATES OF COMPLIANCE FOR ALL PROPOSED ADMIXTURES. 9. MILL CERTIFICATION OF THE PORTLAND CEMENT AND POZZOLANS, IF USED, FOR THE CURRENT LOT TO BE USED IN THE PRODUCTION OF THE PROPOSED PERVIOUS CONCRETE MIX. THE CONTRACTOR SHALL MAINTAIN THIS SUBMITTAL THROUGHOUT THE DURATION OF THE PROJECT AS LOTS CHANGE 5-06.3(6)A INFILTRATION RATE OF THE PLACED PAVEMENT THE INFILTRATION RATE OF THE PERVIOUS CONCRETE SHALL BE DETERMINED AT FOUR (4) RANDOM LOCATIONS WITHIN EACH LOT. THE LOCATIONS FOR CONDUCTING INFILTRATION TESTS WILL BE DETERMINED BY THE ENGINEER. THE CONTRACTOR SHALL COORDINATE AND SCHEDULE TESTING WITH THE ENGINEER A MINIMUM OF FIVE (5) WORKING DAYS IN ADVANCE. THE INFILTRATION RATE ON THE FINISHED SURFACE WILL BE DETERMINED IN ACCORDANCE WITH ASTM C1701, EXCEPT THE INFILTRATION RING DIAMETER MAY BE 12-INCHES TO 24-INCHES IN DIAMETER. THE INFILTRATION TEST WILL BE CONDUCTED AFTER A MINIMUM OF SEVEN (7) CALENDAR DAYS OF CURING HAS OCCURRED. 10. CURRENT CERTIFICATION BY THE NATIONAL READY MIX CONCRETE ASSOCIATION (NRMCA) FOR THE BATCH PLANT(S) TO BE USED IN THE PRODUCTION OF PERVIOUS CONCRETE. IF THE MEASURED INFILTRATION RATE IS LESS THAN 100 INCHES/HOUR AT ANY TEST LOCATION, THE CONTRACTOR MAY 11. CURRENT CERTIFICATIONS BY THE NRMCA FOR THE TRUCKS TO BE USED IN TRANSPORTING PERVIOUS CONCRETE REQUEST IN WRITING THAT THE ENGINEER PERFORM ADDITIONAL INFILTRATION TESTS FOR THE PURPOSE OF ASSESSING FROM THE BATCH PLANT TO THE POINT OF PLACEMENT. OVERALL INFILTRATION PERFORMANCE AND/OR DETERMINING A DEFECTIVE LOT IN ACCORDANCE WITH SECTION 12. QUALIFICATION DOCUMENTATION FOR CURRENT CERTIFICATIONS BY THE NRMCA FOR THE CONTRACTOR'S PERSONNEL 5-06.3(6). THE DETERMINATION OF A DEFECTIVE LOT, OR LOTS, AND THE EXTENT(S), WILL BE BY THE ENGINEER. WHO WILL BE INSTALLING PERVIOUS CONCRETE. SEE SECTION 5-06.3(10)A. VALID ACCEPTABLE DOCUMENTATION IS THE THE COST OF ADDITIONAL TESTING SHALL BORNE BY THE CONTRACTOR AT A RATE OF ($$1$$) PER TEST. NRMCA ISSUED WALLET CARD OR CERTIFICATION CERTIFICATE. 13. AT THE TIME OF DELIVERY OF THE MATERIAL TO THE SITE, THE CONTRACTOR SHALL PROVIDE AN ORIGINAL 5-06.3(7) REJECTION CERTIFICATE OF COMPLIANCE FOR EACH TRUCKLOAD OF PERVIOUS CONCRETE. THE CERTIFICATE OF COMPLIANCE SHALL PERVIOUS CONCRETE MAY BE REJECTED BY THE CONTRACTOR FOR ANY REASON. INCLUDE INFORMATION NOTED IN SECTION 6-02.3(5)B. IF THE CERTIFICATE OF COMPLIANCE FROM THE CONCRETE Ppnni ICFR IC NnT PRr)\iinFn Tr) THE FNhINFFR I IPnN nFl I\/FRY THE TRI ICIII nAn CNAI I Nr)T RF PI ArI.Fn Know what's below. Call before you dig. COLerra ENGINEERING PLLC 321 3rd Ave South, Suite 307 Seattle, Washington 98104 ph 206.596.7115 coterraeng i neeri ng.com A TRUCKLOAD OF PERVIOUS CONCRETE WILL BE REJECTED IF THE CERTIFICATE OF COMPLIANCE IS NOT PROVIDED AT THE TIME OF DELIVERY OF THE MATERIAL TO THE SITE. SEE SECTION 5-06.3(4)B. 5-06.3(10)B TEST PANEL PRODUCTION PLACEMENT OF PERVIOUS CONCRETE SHALL NOT OCCUR UNTIL THE CONTRACTOR HAS COMPLETED A TEST PANEL OF PERVIOUS CONCRETE PAVEMENT THAT MEETS ALL OF THE ACCEPTANCE CRITERIA DESCRIBED HEREIN AND IS ACCEPTED BY THE ENGINEER. THE CONTRACTOR SHALL CONSTRUCT A TEST PANEL UTILIZING A MINIMUM OF SEVEN (7) CUBIC YARDS OF PERVIOUS CONCRETE. IF MULTIPLE PAVEMENT SECTION DEPTHS ARE SHOWN ON THE PLANS, A TEST PANEL SHALL BE CONSTRUCTED FOR EACH PAVEMENT SECTION DEPTH/THICKNESS. THE WIDTH OF THE TEST PANEL SHALL HAVE A WIDTH NO SMALLER THAN THE GREATEST WIDTH TO BE USED DURING THE CONSTRUCTION AND INSTALLATION OF THE PERVIOUS CONCRETE ONSITE. THE TEST PANEL(S) SHALL INCLUDE AT LEAST ONE JOINT AND AT THE SPACING SPECIFIED ON THE PLANS AND SPECIFICATIONS. TEST PANELS MAY BE PLACED NON -CONTIGUOUSLY. THE TEST PANEL(S) SHALL BE EQUIVALENT AND REPRESENTATIVE OF THE PRODUCTION PERVIOUS CONCRETE PAVEMENT IN ALL ASPECTS INCLUDING SUBBASE, DEPTH, JOINTS, METHOD OF PLACEMENT, CURING, AND PREPARATION. CONSTRUCTION AND EVALUATION OF THE TEST PANEL SHALL OCCUR AS FOLLOWS: 1. NOTIFY THE ENGINEER AT LEAST TEN (10) WORKING DAYS BEFORE INSTALLING PERVIOUS CONCRETE TEST PANELS. 2. COORDINATE THE LOCATION OF THE TEST PANEL WITH THE ENGINEER. 3. INSTALL THE TEST PANEL IN ACCORDANCE WITH THE SPECIFICATIONS AND DRAWINGS. 4. NOTIFY THE ENGINEER WHEN THE TEST PANEL IS READY FOR INSPECTION AND ACCEPTANCE TESTING. 5. ACCEPTANCE TESTING WILL BE CONDUCTED IN ACCORDANCE WITH SECTION 5-03.3(6). 6. REMOVE, REPLACE, AND DISPOSE OF ANY UNSATISFACTORY PORTIONS OF TEST PANELS AS DETERMINED BY THE ENGINEER, AT NO ADDITIONAL COST TO THE CONTRACTING AGENCY. SURVEYED: SCALE: 1988 VERTICAa_ HOR ZONTAL: N D q VD 983/1991 7 SHARED DRIVEWAYS MB 3 29 17 PA DESIGNED: 1 -1Of 6 CITY COMMENTS MB 9 09 16 PA MB 5 CITY COMMENTS MB 8 15 16 PA °`�W" MB 4 CITY COMMENTS MB 7 07 16 PA CHECKED: ONE INCH DATUM PA AT FULL SCALE IF NOT ONE INCH NO. REVISION BY DATE AP P R APPROVED: SCALE ACCORDINGLY THE CONTRACTOR SHALL TAKE EVERY PRECAUTION TO PROTECT THE PERVIOUS CONCRETE PAVEMENT FROM DAMAGE, INCLUDING THE INTRODUCTION OF FOREIGN MATERIALS TO THE SURFACE, THROUGHOUT THE COURSE OF THE WORK. PERVIOUS CONCRETE PAVEMENT THAT IS DAMAGED OR HAS BEEN ADVERSELY IMPACTED BY THE INTRODUCTION OF FOREIGN MATERIALS SHALL BE REMEDIATED TO THE SATISFACTION OF THE ENGINEER OR REJECTED AND REPLACED TO THE NEAREST JOINT. APWA GSP 2-06.3(3) 2-06.3(3) SUBGRADE FOR PERMEABLE PAVEMENTS (MARCH 9, 2016 APWA GSP) FB EVELOPMENT ENGINEERING rianne Bannwarth 06/22/2017 7 BEFORE PLACING PERMEABLE BALLAST FOR POROUS HMA/WMA, THE CONTRACTOR SHALL BRING THE SUBGRADE TO THE REQUIRED LINE, GRADE, AND CROSS-SECTION. THE CONTRACTOR SHALL COMPACT THE SUBGRADE TO A DEPTH OF 6 INCHES TO AT LEAST 90 PERCENT, BUT NOT MORE THAN 92 PERCENT, OF THE MAXIMUM DENSITY AS DETERMINED BY THE COMPACTION CONTROL TESTS DESCRIBED IN SECTION 2-03.3(14)D. TWO (2) DENSITY TESTS WILL BE CONDUCTED FOR EVERY 5,000 SQUARE FEET OF PREPARED SUBGRADE; OR FOUR (4) TESTS PER 200 LINEAL FEET OF ROADWAY OR SIDEWALK. ALL SUBGRADE SHALL BE FIRM AND UNYIELDING AS DETERMINED BY THE ENGINEER. THE CONTRACTOR SHALL TAKE MEASURES TO PROTECT THE PREPARED AND APPROVED SUBGRADE FROM TRAFFIC, WATER RUN-ON, STANDING WATER, OR OTHER DAMAGE. SUBGRADE THAT HAS BEEN OVER COMPACTED, SHALL BE SCARIFIED TO A MINIMUM DEPTH OF EIGHT (8) INCHES AND RECOMPACTED. MATERIAL USED TO PROTECT THE SUBGRADE FROM TRAFFIC OR PROVIDE ACCESS TO ADJACENT FACILITIES SHALL BE REMOVED AND THE SUBGRADE COMPACTED PRIOR TO PLACING GEOTEXTILE, IF USED AND/OR PERMEABLE BALLAST. CONSTRUCTION PERMIT SUBMITTAL DATE: n CITY OF LIMELITE SHORT PLAT FIELDBOOK: 7 REN TON 16204 114TH AVE SE, RENTON, WA 98055 PAGE: DRAWING NO: Planning/Building/Public Works Dept. PERVIOUS CONCRETE SPECIFICATIONS C2 R-398002